Power Class activity Play

Power and efficiency Student activity Play

Preliminary food digestion in the stomach Animation Play

Principle of conservation of mechanical energy Student activity Play

Principle of conservation of mechanical energy Whiteboard exercise Play

Process of digestion Whiteboard exercise Play

Propagation of mechanical waves Simulation Play

Propagation of mechanical waves Whiteboard exercise Play

Propagation of mechanical waves Student activity Play

Propagation of seismic waves Whiteboard exercise Play

Propagation of seismic waves Student activity Play

Propagation of seismic waves Animation Play

Protein digestion Student activity Play

Protein digestion Whiteboard exercise Play

Protein digestion in the small intestine Animation Play

Protein digestion in the stomach Animation Play

Reflection of a wave Student activity Play

Reflection of a wave Animation Play

Reflection of a wave Whiteboard exercise Play

Resonanse of mechanical devices Animation Play

Responses of the autonomic nervous system to the internal environment Student activity Play

Responses of the sundew to different stimuli Simulation Play

Resultant force Student activity Play

Resultant force of a railway wagon Animation Play

Role of bacteria in digestion and in the production of vitamins Whiteboard exercise Play